<!DOCTYPE html>
<meta charset="utf-8" />
<meta viewport="width=device-width, initial-scale=1" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<body>
  <p id="fragment"></p>
  <a href="#fragment">fragment</a>
</body>
<script type="module">
  import {
    attachIframe,
    getOppositeOrientation,
    makeCleanup,
  } from "./resources/orientation-utils.js";

  promise_test(async (t) => {
    t.add_cleanup(makeCleanup());
    await test_driver.bless("request full screen");
    await document.documentElement.requestFullscreen();
    const orientation = getOppositeOrientation();
    const p = screen.orientation.lock("landscape");
    await test_driver.click(document.querySelector("a"));
    await p;
  }, "Performing a fragment navigation must not abort the screen orientation change");

  promise_test(async (t) => {
    const iframe = await attachIframe({ src: "./resources/nav_iframe.html" });
    t.add_cleanup(makeCleanup(iframe));
    await test_driver.bless("request full screen", null, iframe.contentWindow);
    await iframe.contentDocument.documentElement.requestFullscreen();
    const orientation = getOppositeOrientation();
    const p = iframe.contentWindow.screen.orientation.lock(orientation);
    const anchor = iframe.contentDocument.querySelector("#clickme");
    await test_driver.click(anchor);
    await p;
  }, "Performing a fragment navigation within an iframe must not abort the lock promise");

  promise_test(async (t) => {
    const iframe = await attachIframe();
    t.add_cleanup(makeCleanup(iframe));
    await test_driver.bless("request full screen", null, iframe.contentWindow);
    await iframe.contentDocument.documentElement.requestFullscreen();
    const orientation = getOppositeOrientation();
    const lockPromise = iframe.contentWindow.screen.orientation.lock(orientation);
    const frameDOMException = iframe.contentWindow.DOMException;
    await new Promise((r) => {
      iframe.addEventListener("load", r, { once: true });
      iframe.contentWindow.location.href = "about:blank";
    });
    await promise_rejects_dom(t, "AbortError", frameDOMException, lockPromise);
  }, "Unloading an iframe by navigating it must abort the lock promise");
</script>
